The parlor typically makes stuffed crust pizzas on Sundays, giving them the perfect reason to push the already outrageously cheesy pie over the 100 mark.

Why make the 101 cheese pizza, you may ask?

Shop owners say they are really big Teenage Mutant Ninja Turtles fans, and found this would be a great homage through fromage.

Also, they said, another pizza place had laid claim to the 99-cheese pizza.

Plenty of Portlanders are stopping in through the day to try the slice and join in the celebration while the Guinness World Records representative issues them the title.

You can stop by their location at 2128 SE Division Street through the day on Sunday, they will only be offering the Centouno Formaggio, limit 2 slices per person, on a first-come first-served basis. They will also have t-shirts available to commemorate the historic day in Portland's pizza scene.